Ooka Miko singing mErcyI used Miko Weak and Miko PowerUst by aninterestinusernamePic not mineOriginal song by Circus-P
http://www.nicovideo.jp/watch/sm18309086
![[櫻歌ミコ] mErcy](https://nicovideo.cdn.nimg.jp/thumbnails/18309086/18309086)